“The bad news is that 111,000 Scots are working less paid overtime since 2007. This is far higher figure than anywhere else across the UK. The majority of the 111,000 will be really need the additional income such work brings.

“Our fear is that with unpaid overtime increasing, the workload of Scots is not reducing, but their pay is. That’s bad news for them and bad news for the economy.

“The slightly better news for Scotland is that, with the decrease in overall paid overtime affecting a larger number of Scots, there may be an extent to which the pain is being shared more evenly than in other parts of Britain.”